Cat. No. 0650 Datasheet / COA / SDS

Discontinued Product

Unfortunately Trimethoprim (Cat. No. 0650) has been withdrawn from sale for commercial reasons.
Cat.No. 0650 - Trimethoprim | C14H18N4O3 | CAS No. 738-70-5
Description: Dihydrofolate reductase inhibitor
Purity: ≥98% (HPLC)

Biological Activity

Antibacterial. Potently inhibits bacterial and protozoal dihydrofolate reductase.

Technical Data

M. Wt 290.32
Formula C14H18N4O3
Storage Store at RT
Purity ≥98% (HPLC)
CAS Number 738-70-5
Smiles NC2=NC=C(C(N)=N2)CC1=CC(OC)=C(OC)C(OC)=C1

The technical data provided above is for guidance only. For batch specific data refer to the Certificate of Analysis.

All Tocris products are intended for laboratory research use only.

Product Datasheets

Certificate of Analysis is currently unavailable on-line.
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Safety Datasheet


References are publications that support the products' biological activity.

Brogden et al (1982) Trimethoprim: a review of its antibacterial activity, pharmacokinetics and therapeutic use in urinary tract infections. Drugs 23 405 PMID: 7049657

Merck Index 12 9840 PMID:

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Keywords: Trimethoprim, supplier, Dihydrofolate, reductase, inhibitors, inhibits, DHFR, Reductase, Reductases, antibacterial, Dihydrofolate, Reductase, Dihydrofolate, Reductase, Tocris Bioscience

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